180982880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{87011}}^1$

素因数の和:87039

約数の個数: 48

約数和(自身を含む): 460467504

約数和(自身を除く): 279484624

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 87011, 174022, 348044, 435055, 696088, 870110, 1131143, 1392176, 1740220, 2262286, 2784352, 3480440, 4524572, 5655715, 6960880, 9049144, 11311430, 13921760, 18098288, 22622860, 36196576, 45245720, 90491440, 180982880]

約数ペア:

[(1, 180982880), (2, 90491440), (4, 45245720), (5, 36196576), (8, 22622860), (10, 18098288), (13, 13921760), (16, 11311430), (20, 9049144), (26, 6960880), (32, 5655715), (40, 4524572), (52, 3480440), (65, 2784352), (80, 2262286), (104, 1740220), (130, 1392176), (160, 1131143), (208, 870110), (260, 696088), (416, 435055), (520, 348044), (1040, 174022), (2080, 87011)]